<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
    <title>获取属性</title>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <script  src="../js/jquery-3.3.1.min.js"></script>


    <style type="text/css">
        div,span{
            width: 140px;
            height: 140px;
            margin: 20px;
            background: #9999CC;
            border: #000 1px solid;
            float:left;
            font-size: 17px;
            font-family:Roman;
        }

        div.mini{
            width: 30px;
            height: 30px;
            background: #CC66FF;
            border: #000 1px solid;
            font-size: 12px;
            font-family:Roman;
        }

        div.visible{
            display:none;
        }
    </style>

    <script type="text/javascript">
        $(function () {
            //获取北京节点的name属性值

            var name = $("#bj").attr("name");
            //alert(name);
            //设置北京节点的name属性的值为dabeijing
            $("#bj").attr("name","dabeijing");
            //新增北京节点的discription属性 属性值是didu
            $("#bj").attr("discription","didu");
            //删除北京节点的name属性并检验name属性是否存在
            $("#bj").removeAttr("name");
            //获得hobby的的选中状态
            var checked = $("#hobby").prop("checked");
            alert(checked);

            //var checked = $("#hobby").attr("checked"); //获取不到，弹出undefined

        });


    </script>


</head>

<body>

<ul>
    <li id="bj" name="beijing" xxx="yyy">北京</li>
    <li id="tj" name="tianjin">天津</li>
</ul>
<input type="checkbox" id="hobby"/>


</body>



</html>



